<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Factories\HasFactory;

class CommonWord extends Model
{
    use HasFactory;

    protected $table = 'commonwords';
    protected $guarded = [];

    const TYPE_SINGLE = 1;
    const TYPE_DOUBLE = 2;
    const TYPE_TRIPLE = 3;
    const TYPE_QUAD   = 4;

    const STATUS_ACTIVE = 1;
    const STATUS_BLOCKED = 0;

    protected $appends = ['article_count', 'is_blocked'];

    public function blogs()
    {
        return $this->belongsToMany(Blog::class, 'common_word_blog')
            ->using(CommonWordBlog::class)
            ->withPivot(['count', 'is_linked'])
            ->withTimestamps()
            ->withoutGlobalScopes();
    }

    public function blockedWords()
    {
        return $this->hasOne(BlockedWord::class, 'word', 'title');
    }

    public function getArticleCountAttribute()
    {
        return $this->blogs()->count();
    }

    public function getIsBlockedAttribute()
    {
        return $this->status == self::STATUS_BLOCKED;
    }

    public function getLinkedArticlesCountAttribute()
    {
        return $this->blogs()
            ->wherePivot('is_linked', true)
            ->count();
    }

    public function scopeSingleWords($query)
    {
        return $query->where('word_type', self::TYPE_SINGLE);
    }

    public function scopeDoubleWords($query)
    {
        return $query->where('word_type', self::TYPE_DOUBLE);
    }

    public function scopeTripleWords($query)
    {
        return $query->where('word_type', self::TYPE_TRIPLE);
    }

    public function scopeQuadWords($query)
    {
        return $query->where('word_type', self::TYPE_QUAD);
    }

    public function scopeActive($query)
    {
        return $query->where('status', self::STATUS_ACTIVE);
    }

    public function scopeBlocked($query)
    {
        return $query->where('status', self::STATUS_BLOCKED);
    }
}